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Mesh Gradient & Fluid Wallpaper Generator

Create smooth mesh gradients with draggable control points, seeded mutations, and 4K PNG exports.

Mesh Gradient & Fluid Wallpaper Generator

100% Client-Side Generator

Create smooth mesh gradients with draggable control points, seeded mutations, and 4K PNG exports.

Design Presets

Mesh Gradient Controls

Customize seed, control points, blur, and background color in real time.

Point Count: 4 / 6

Customize seed, control points, blur, and background color in real time.

Minimum 4 control points required.

50 px
px

Customize seed, control points, blur, and background color in real time.

#0f172a

Customize seed, control points, blur, and background color in real time.

Selected Point

point-1

21 %
%

Customize seed, control points, blur, and background color in real time.

34 %
%

Customize seed, control points, blur, and background color in real time.

#2beeb3

Customize seed, control points, blur, and background color in real time.

Live Gradient Canvas
Interactive Canvas

Drag points or use arrow keys / sliders to reposition. Focus a point and press arrow keys to nudge.

1
2
3
4

Exportieren & Herunterladen

background-color: #0f172a;
background-image:
    radial-gradient(at 21% 34%, #2beeb3 0px, transparent 55%),
    radial-gradient(at 73% 26%, #3c5bf6 0px, transparent 55%),
    radial-gradient(at 37% 67%, #ea62ad 0px, transparent 55%),
    radial-gradient(at 68% 70%, #f6ec60 0px, transparent 55%);
filter: blur(50px);
Export Resolution

High-Resolution PNG Wallpaper

How CSS Mesh Gradients and Layered Radial Gradients Work

Mesh gradients create organic, fluid color transitions by blending multiple independent color nodes across a two-dimensional surface. Rather than restricting colors to linear or conical paths, mesh gradients distribute radial color fields from customized focal points with smooth transparent falloffs.

Mathematical Foundation of Seeded PRNG Generation

Deterministic generation uses a pseudo-random number generator (Mulberry32 PRNG) initialized with a 32-bit unsigned integer seed. Every execution with the same seed reproduces the exact spatial coordinates, color distributions, and layer hierarchies without variance:

s = (s + 0x6D2B79F5) >>> 0;
t = Math.imul(s ^ (s >>> 15), 1 | s);
t = (t + Math.imul(t ^ (t >>> 7), 61 | t)) ^ t;

Multi-Resolution Client-Side Canvas Rasterization

Exported PNGs are rendered directly on client-side HTML5 2D canvas surfaces at full device resolutions: 1080p Full HD (1920×1080), 2K Quad HD (2560×1440), and 4K Ultra HD (3840×2160). Because all rendering occurs strictly within your local browser sandbox without requesting external assets, exported canvases remain completely untainted and 100% private.

Frequently Asked Questions

How do pure CSS mesh gradients work without images?
CSS mesh gradients are composed by layering multiple radial-gradient() declarations with transparent falloffs over a solid base color. Combined with CSS blur, they create fluid organic transitions directly rendered by the browser.
What is deterministic seeded generation?
The Mulberry32 PRNG algorithm uses a numeric seed value to calculate the exact spatial coordinates and color harmony of every point. Entering the same seed always reproduces the exact same gradient.
Are exported 4K wallpapers generated locally in my browser?
Yes. The generator draws the layered radial gradients and applies blur filters directly on a client-side HTML5 Canvas at up to 3840×2160 resolution. No data or images are ever uploaded to any server.
Can I use the generated mesh gradients for commercial web projects?
Yes. All exported CSS code and high-resolution PNG wallpapers are completely royalty-free and ready for production websites, mobile applications, and digital artwork.